she said, led to a fatal confrontation at the swimming pool. the ugly scene was described by the handyman who discovered her body. there she was, laying in the pool. and when you say there she was, who was? miss frasch laying in the pool. reporter: and how could the jury be sure she didn t trip and fall by accident? here was the medical examiner do you have an opinion as to whether she could ve tripped and bumped her head and fallen into the pool? i don t think that s what happened. these are significant impacts that i don t think she would generate herself by just falling. can you imagine a scenario where she would have hit both sides of her head and then managed to get into the pool? i can t. no. reporter: detective tony geraldi testified and told us that when he first met dr. frasch he had some some scratches, some significant marks that not a normal person would have. reporter: well, how d he get